X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=ZDC%2FAliZDCv1.cxx;h=defa34f1d50812f49d55ec565ca13da4077b8eda;hb=1895a097f0a10aa676c803ff663b1c31836edddf;hp=c19fc77d10a7fc693150b283ca7bf5b830515daf;hpb=866ab5a2482a5b4c1493a28727bb0e8753d7777c;p=u%2Fmrichter%2FAliRoot.git diff --git a/ZDC/AliZDCv1.cxx b/ZDC/AliZDCv1.cxx index c19fc77d10a..defa34f1d50 100644 --- a/ZDC/AliZDCv1.cxx +++ b/ZDC/AliZDCv1.cxx @@ -13,80 +13,63 @@ * provided "as is" without express or implied warranty. * **************************************************************************/ -/* -$Log$ -Revision 1.5 2000/10/02 21:28:20 fca -Removal of useless dependecies via forward declarations - -Revision 1.3.2.1 2000/08/24 09:25:47 hristov -Patch by P.Hristov: Bug in ZDC geometry corrected by E.Scomparin - -Revision 1.4 2000/08/24 09:23:59 hristov -Bug in ZDC geometry corrected by E.Scomparin - -Revision 1.3 2000/07/12 06:59:16 fca -Fixing dimension of hits array - -Revision 1.2 2000/07/11 11:12:34 fca -Some syntax corrections for non standard HP aCC - -Revision 1.1 2000/07/10 13:58:01 fca -New version of ZDC from E.Scomparin & C.Oppedisano - -Revision 1.7 2000/01/19 17:17:40 fca - -Revision 1.6 1999/09/29 09:24:35 fca -Introduction of the Copyright and cvs Log - -*/ +/* $Id$ */ /////////////////////////////////////////////////////////////////////////////// // // -// Zero Degree Calorimeter // -// This class contains the basic functions for the ZDC // -// Functions specific to one particular geometry are // -// contained in the derived classes // +// AliZDCv1 --- ZDC geometry as designed in TDR (obsolete!) // +// with the EM ZDC at 116 m from IP // +// Just one set of ZDC is inserted, on the same side of the dimuon arm // // // /////////////////////////////////////////////////////////////////////////////// +// --- Standard libraries +#include "stdio.h" + +// --- ROOT system #include -#include +#include #include +#include +#include #include +#include +#include -#include "stdio.h" -#include "AliZDCv1.h" -#include "AliRun.h" -#include "AliMagF.h" -#include "AliMC.h" -#include "AliCallf77.h" +// --- AliRoot classes #include "AliConst.h" +#include "AliDetector.h" +#include "AliMagF.h" #include "AliPDG.h" +#include "AliRun.h" +#include "AliZDCHit.h" +#include "AliZDCv1.h" +#include "AliMC.h" ClassImp(AliZDCv1) - -/////////////////////////////////////////////////////////////////////////////// -// // -// Zero Degree Calorimeter version 1 // -// // -/////////////////////////////////////////////////////////////////////////////// - //_____________________________________________________________________________ AliZDCv1::AliZDCv1() : AliZDC() { // // Default constructor for Zero Degree Calorimeter // + fMedSensF1 = 0; fMedSensF2 = 0; fMedSensZN = 0; fMedSensZP = 0; - fMedSensGR = 0; fMedSensZEM = 0; - fMedSensPI = 0; - fNoShower = 0; + fMedSensGR = 0; +// fMedSensPI = 0; +// fMedSensTDI = 0; + Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice + Float_t kDimZEMAir = 0.001; // scotch + Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding) + Int_t kDivZEM[3] = {92, 0, 20}; // Divisions for EM detector + Float_t kDimZEM0 = 2*kDivZEM[2]*(kDimZEMPb+kDimZEMAir+kFibRadZEM*(TMath::Sqrt(2.))); + fZEMLength = kDimZEM0; } //_____________________________________________________________________________ @@ -96,14 +79,78 @@ AliZDCv1::AliZDCv1(const char *name, const char *title) // // Standard constructor for Zero Degree Calorimeter // + // + // Check that DIPO, ABSO, DIPO and SHIL is there (otherwise tracking is wrong!!!) + + AliModule *pipe=gAlice->GetModule("PIPE"); + AliModule *abso=gAlice->GetModule("ABSO"); + AliModule *dipo=gAlice->GetModule("DIPO"); + AliModule *shil=gAlice->GetModule("SHIL"); + if((!pipe) || (!abso) || (!dipo) || (!shil)) { + Error("Constructor","ZDC needs PIPE, ABSO, DIPO and SHIL!!!\n"); + exit(1); + } + fMedSensF1 = 0; fMedSensF2 = 0; fMedSensZN = 0; fMedSensZP = 0; - fMedSensGR = 0; fMedSensZEM = 0; - fMedSensPI = 0; - fNoShower = 0; + fMedSensGR = 0; +// fMedSensPI = 0; +// fMedSensTDI = 0; + + + // Parameters for light tables + fNalfan = 90; // Number of Alfa (neutrons) + fNalfap = 90; // Number of Alfa (protons) + fNben = 18; // Number of beta (neutrons) + fNbep = 28; // Number of beta (protons) + Int_t ip,jp,kp; + for(ip=0; ip<4; ip++){ + for(kp=0; kpGetArray(); - // -- Mother of the ZDC + // -- Mother of the ZDCs (Vacuum PCON) conpar[0] = 0.; conpar[1] = 360.; conpar[2] = 2.; - conpar[3] = 805.; + conpar[3] = 2000.; conpar[4] = 0.; conpar[5] = 55.; conpar[6] = 13060.; conpar[7] = 0.; conpar[8] = 55.; - gMC->Gsvolu("ZDC ", "PCON", idtmed[10], conpar, 9); + gMC->Gsvolu("ZDC ", "PCON", idtmed[11], conpar, 9); gMC->Gspos("ZDC ", 1, "ALIC", 0., 0., 0., 0, "ONLY"); // -- FIRST SECTION OF THE BEAM PIPE (from compensator dipole to - // beginning of D1) + // the beginning of D1) - zd1 = 1921.6; + zd1 = 2000.; tubpar[0] = 6.3/2.; tubpar[1] = 6.7/2.; - tubpar[2] = 3916.7/2.; - gMC->Gsvolu("P001", "TUBE", idtmed[5], tubpar, 3); - gMC->Gspos("P001", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); - - //-- SECOND SECTION OF THE BEAM PIPE (FROM THE END OF D1 TO THE BEGINNING OF - // D2) - - //-- FROM MAGNETIC BEGINNING OG D1 TO MAGNETIC END OF D1 + 23.5 cm - //-- Elliptic pipe - - zd1 = 6310.8-472.5; - - elpar[0] = 6.84/2.; - elpar[1] = 5.86/2.; - elpar[2] = 945./2.; -// gMC->Gsvolu("E001", "ELTU", idtmed[5], elpar, 3); -// gMC->Gspos("E001", 1, "ZDC ", 0., 0., elpar[2] + zd1, 0, "ONLY"); -// - elpar[0] = 6.44/2.; - elpar[1] = 5.46/2.; - elpar[2] = 945./2.; -// gMC->Gsvolu("E002", "ELTU", idtmed[10], elpar, 3); -// gMC->Gspos("E002", 1, "E001", 0., 0., 0., 0, "ONLY"); - - zd1 += 2.*elpar[2]; - - elpar[0] = 6.84/2.; - elpar[1] = 5.86/2.; - elpar[2] = 13.5/2.; -// gMC->Gsvolu("E003", "ELTU", idtmed[5], elpar, 3); -// gMC->Gspos("E002", 1, "ZDC ", 0., 0., elpar[2] + zd1, 0, "ONLY"); - - elpar[0] = 6.44/2.; - elpar[1] = 5.46/2.; - elpar[2] = 13.5/2.; -// gMC->Gsvolu("E004", "ELTU", idtmed[10], elpar, 3); -// gMC->Gspos("E004", 1, "E003", 0., 0., 0., 0, "ONLY"); + tubpar[2] = 3838.3/2.; + gMC->Gsvolu("QT01", "TUBE", idtmed[7], tubpar, 3); + gMC->Gspos("QT01", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); + + //-- SECOND SECTION OF THE BEAM PIPE (from the end of D1 to the + // beginning of D2) + + //-- FROM MAGNETIC BEGINNING OF D1 TO MAGNETIC END OF D1 + 13.5 cm + //-- Cylindrical pipe (r = 3.47) + conical flare + + // -> Beginning of D1 + zd1 += 2.*tubpar[2]; + + tubpar[0] = 3.47; + tubpar[1] = 3.47+0.2; + tubpar[2] = 958.5/2.; + gMC->Gsvolu("QT02", "TUBE", idtmed[7], tubpar, 3); + gMC->Gspos("QT02", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); - zd1 += 2.*elpar[2]; + zd1 += 2.*tubpar[2]; conpar[0] = 25./2.; conpar[1] = 6.44/2.; conpar[2] = 6.84/2.; conpar[3] = 10./2.; conpar[4] = 10.4/2.; - gMC->Gsvolu("C001", "CONE", idtmed[5], conpar, 5); - gMC->Gspos("C001", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); + gMC->Gsvolu("QC01", "CONE", idtmed[7], conpar, 5); + gMC->Gspos("QC01", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); zd1 += 2.*conpar[0]; tubpar[0] = 10./2.; tubpar[1] = 10.4/2.; tubpar[2] = 50./2.; - gMC->Gsvolu("P002", "TUBE", idtmed[5], tubpar, 3); - gMC->Gspos("P002", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); + gMC->Gsvolu("QT03", "TUBE", idtmed[7], tubpar, 3); + gMC->Gspos("QT03", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); - zd1 += tubpar[2] * 2.; + zd1 += tubpar[2]*2.; tubpar[0] = 10./2.; tubpar[1] = 10.4/2.; tubpar[2] = 10./2.; - gMC->Gsvolu("P003", "TUBE", idtmed[5], tubpar, 3); - gMC->Gspos("P003", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); + gMC->Gsvolu("QT04", "TUBE", idtmed[7], tubpar, 3); + gMC->Gspos("QT04", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); zd1 += tubpar[2] * 2.; tubpar[0] = 10./2.; tubpar[1] = 10.4/2.; tubpar[2] = 3.16/2.; - gMC->Gsvolu("P004", "TUBE", idtmed[5], tubpar, 3); - gMC->Gspos("P004", 1, "ZDC ", 0., 0., tubpar[0] + zd1, 0, "ONLY"); + gMC->Gsvolu("QT05", "TUBE", idtmed[7], tubpar, 3); + gMC->Gspos("QT05", 1, "ZDC ", 0., 0., tubpar[0] + zd1, 0, "ONLY"); zd1 += tubpar[2] * 2.; tubpar[0] = 10.0/2.; tubpar[1] = 10.4/2; tubpar[2] = 190./2.; - gMC->Gsvolu("P005", "TUBE", idtmed[5], tubpar, 3); - gMC->Gspos("P005", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); + gMC->Gsvolu("QT06", "TUBE", idtmed[7], tubpar, 3); + gMC->Gspos("QT06", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); zd1 += tubpar[2] * 2.; @@ -238,16 +267,16 @@ void AliZDCv1::CreateBeamLine() conpar[2] = 10.4/2.; conpar[3] = 20.6/2.; conpar[4] = 21./2.; - gMC->Gsvolu("P006", "CONE", idtmed[5], conpar, 5); - gMC->Gspos("P006", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); + gMC->Gsvolu("QC02", "CONE", idtmed[7], conpar, 5); + gMC->Gspos("QC02", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); zd1 += conpar[0] * 2.; tubpar[0] = 20.6/2.; tubpar[1] = 21./2.; tubpar[2] = 450./2.; - gMC->Gsvolu("P007", "TUBE", idtmed[5], tubpar, 3); - gMC->Gspos("P007", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); + gMC->Gsvolu("QT07", "TUBE", idtmed[7], tubpar, 3); + gMC->Gspos("QT07", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); zd1 += tubpar[2] * 2.; @@ -256,40 +285,70 @@ void AliZDCv1::CreateBeamLine() conpar[2] = 21./2.; conpar[3] = 25.4/2.; conpar[4] = 25.8/2.; - gMC->Gsvolu("P008", "CONE", idtmed[5], conpar, 5); - gMC->Gspos("P008", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); + gMC->Gsvolu("QC03", "CONE", idtmed[7], conpar, 5); + gMC->Gspos("QC03", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); zd1 += conpar[0] * 2.; tubpar[0] = 25.4/2.; tubpar[1] = 25.8/2.; tubpar[2] = 205.8/2.; - gMC->Gsvolu("P009", "TUBE", idtmed[5], tubpar, 3); - gMC->Gspos("P009", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); + gMC->Gsvolu("QT08", "TUBE", idtmed[7], tubpar, 3); + gMC->Gspos("QT08", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); zd1 += tubpar[2] * 2.; tubpar[0] = 50./2.; tubpar[1] = 50.4/2.; - tubpar[2] = 505.4/2.; - gMC->Gsvolu("P010", "TUBE", idtmed[5], tubpar, 3); - gMC->Gspos("P010", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); - + // QT09 is 10 cm longer to accomodate TDI + tubpar[2] = 515.4/2.; + gMC->Gsvolu("QT09", "TUBE", idtmed[7], tubpar, 3); + gMC->Gspos("QT09", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); + + // --- Insert TDI (inside ZDC volume) + + boxpar[0] = 5.6; + boxpar[1] = 5.6; + boxpar[2] = 400./2.; + gMC->Gsvolu("QTD1", "BOX ", idtmed[7], boxpar, 3); + gMC->Gspos("QTD1", 1, "ZDC ", 3., 10.6, tubpar[2] + zd1 + 56.3, 0, "ONLY"); + gMC->Gspos("QTD1", 2, "ZDC ", 3., -10.6, tubpar[2] + zd1 + 56.3, 0, "ONLY"); + + boxpar[0] = 0.2/2.; + boxpar[1] = 5.6; + boxpar[2] = 400./2.; + gMC->Gsvolu("QTD2", "BOX ", idtmed[6], boxpar, 3); + gMC->Gspos("QTD2", 1, "ZDC ", 8.6+boxpar[0], 0., tubpar[2] + zd1 + 56.3, 0, "ONLY"); + +// tubspar[0] = 6.2; // R = 6.2 cm---------------------------------------- +// tubspar[1] = 6.4; +// tubspar[2] = 400./2.; +// tubspar[3] = 180.-62.5; +// tubspar[4] = 180.+62.5; + tubspar[0] = 10.5; // R = 10.5 cm------------------------------------------ + tubspar[1] = 10.7; + tubspar[2] = 400./2.; + tubspar[3] = 180.-75.5; + tubspar[4] = 180.+75.5; + gMC->Gsvolu("QTD3", "TUBS", idtmed[6], tubspar, 5); + gMC->Gspos("QTD3", 1, "ZDC ", 0., 0., tubpar[2] + zd1 + 56.3, 0, "ONLY"); + zd1 += tubpar[2] * 2.; tubpar[0] = 50./2.; tubpar[1] = 50.4/2.; - tubpar[2] = 700./2.; - gMC->Gsvolu("P011", "TUBE", idtmed[5], tubpar, 3); - gMC->Gspos("P011", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); + // QT10 is 10 cm shorter + tubpar[2] = 690./2.; + gMC->Gsvolu("QT10", "TUBE", idtmed[7], tubpar, 3); + gMC->Gspos("QT10", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); zd1 += tubpar[2] * 2.; tubpar[0] = 50./2.; tubpar[1] = 50.4/2.; tubpar[2] = 778.5/2.; - gMC->Gsvolu("P012", "TUBE", idtmed[5], tubpar, 3); - gMC->Gspos("P012", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); + gMC->Gsvolu("QT11", "TUBE", idtmed[7], tubpar, 3); + gMC->Gspos("QT11", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); zd1 += tubpar[2] * 2.; @@ -298,16 +357,16 @@ void AliZDCv1::CreateBeamLine() conpar[2] = 50.4/2.; conpar[3] = 55./2.; conpar[4] = 55.4/2.; - gMC->Gsvolu("P013", "CONE", idtmed[5], conpar, 5); - gMC->Gspos("P013", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); + gMC->Gsvolu("QC04", "CONE", idtmed[7], conpar, 5); + gMC->Gspos("QC04", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); zd1 += conpar[0] * 2.; tubpar[0] = 55./2.; tubpar[1] = 55.4/2.; tubpar[2] = 730./2.; - gMC->Gsvolu("P014", "TUBE", idtmed[5], tubpar, 3); - gMC->Gspos("P014", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); + gMC->Gsvolu("QT12", "TUBE", idtmed[7], tubpar, 3); + gMC->Gspos("QT12", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); zd1 += tubpar[2] * 2.; @@ -316,105 +375,117 @@ void AliZDCv1::CreateBeamLine() conpar[2] = 55.4/2.; conpar[3] = 68./2.; conpar[4] = 68.4/2.; - gMC->Gsvolu("P015", "CONE", idtmed[5], conpar, 5); - gMC->Gspos("P015", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); + gMC->Gsvolu("QC05", "CONE", idtmed[7], conpar, 5); + gMC->Gspos("QC05", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); zd1 += conpar[0] * 2.; tubpar[0] = 68./2.; tubpar[1] = 68.4/2.; tubpar[2] = 927.3/2.; - gMC->Gsvolu("P016", "TUBE", idtmed[5], tubpar, 3); - gMC->Gspos("P016", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); + gMC->Gsvolu("QT13", "TUBE", idtmed[7], tubpar, 3); + gMC->Gspos("QT13", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); zd1 += tubpar[2] * 2.; tubpar[0] = 0./2.; tubpar[1] = 68.4/2.; tubpar[2] = 0.2/2.; - gMC->Gsvolu("P017", "TUBE", idtmed[8], tubpar, 3); - gMC->Gspos("P017", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); + gMC->Gsvolu("QT14", "TUBE", idtmed[8], tubpar, 3); + gMC->Gspos("QT14", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); zd1 += tubpar[2] * 2.; tubpar[0] = 0./2.; - tubpar[1] = 5./2.; + tubpar[1] = 6.4/2.; tubpar[2] = 0.2/2.; - gMC->Gsvolu("Q017", "TUBE", idtmed[10], tubpar, 3); + gMC->Gsvolu("QT15", "TUBE", idtmed[11], tubpar, 3); - //-- Position Q017 inside P017 - gMC->Gspos("Q017", 1, "P017", -7.7, 0., 0., 0, "ONLY"); + //-- Position QT15 inside QT14 + gMC->Gspos("QT15", 1, "QT14", -7.7, 0., 0., 0, "ONLY"); tubpar[0] = 0./2.; - tubpar[1] = 7./2.; + tubpar[1] = 6.4/2.; tubpar[2] = 0.2/2.; - gMC->Gsvolu("R017", "TUBE", idtmed[10], tubpar, 3); + gMC->Gsvolu("QT16", "TUBE", idtmed[11], tubpar, 3); + + //-- Position QT16 inside QT14 + gMC->Gspos("QT16", 1, "QT14", 7.7, 0., 0., 0, "ONLY"); - //-- Position R017 inside P017 - gMC->Gspos("R017", 1, "P017", 7.7, 0., 0., 0, "ONLY"); //-- BEAM PIPE BETWEEN END OF CONICAL PIPE AND BEGINNING OF D2 - tubpar[0] = 5./2.; - tubpar[1] = 5.4/2.; - tubpar[2] = 678./2.; - gMC->Gsvolu("P018", "TUBE", idtmed[5], tubpar, 3); + tubpar[0] = 6.4/2.; + tubpar[1] = 6.8/2.; + tubpar[2] = 680.8/2.; + gMC->Gsvolu("QT17", "TUBE", idtmed[7], tubpar, 3); - tubpar[0] = 7./2.; - tubpar[1] = 7.4/2.; - tubpar[2] = 678./2.; - gMC->Gsvolu("P019", "TUBE", idtmed[5], tubpar, 3); + tubpar[0] = 6.4/2.; + tubpar[1] = 6.8/2.; + tubpar[2] = 680.8/2.; + gMC->Gsvolu("QT18", "TUBE", idtmed[7], tubpar, 3); // -- ROTATE PIPES - AliMatrix(im1, 90.-0.071, 0., 90., 90., .071, 180.); - angle = .071*kDegrad; - gMC->Gspos("P018", 1, "ZDC ", TMath::Sin(angle) * 645. / 2. - 9.7 + - TMath::Sin(angle) * 945. / 2., 0., tubpar[2] + zd1, im1, "ONLY"); - AliMatrix(im2, 90.+0.071, 0., 90., 90., .071, 0.); - gMC->Gspos("P019", 1, "ZDC ", 9.7 - TMath::Sin(angle) * 645. / 2., 0., - tubpar[2] + zd1, im2, "ONLY"); - - // -- END OF BEAM PIPE VOLUME DEFINITION. MAGNET DEFINITION FOLLOWS - // (LHC OPTICS 6) - + Float_t angle = 0.143*kDegrad; + + AliMatrix(im1, 90.-0.143, 0., 90., 90., 0.143, 180.); + gMC->Gspos("QT17", 1, "ZDC ", TMath::Sin(angle) * 680.8/ 2. - 9.4, + 0., tubpar[2] + zd1, im1, "ONLY"); + + AliMatrix(im2, 90.+0.143, 0., 90., 90., 0.143, 0.); + gMC->Gspos("QT18", 1, "ZDC ", 9.7 - TMath::Sin(angle) * 680.8 / 2., + 0., tubpar[2] + zd1, im2, "ONLY"); + + + // -- END OF BEAM PIPE VOLUME DEFINITION. + // ---------------------------------------------------------------- + + // -- MAGNET DEFINITION -> LHC OPTICS 6.2 (preliminary version) + + // ---------------------------------------------------------------- + // Replaced by the muon dipole + // ---------------------------------------------------------------- // -- COMPENSATOR DIPOLE (MBXW) // GAP (VACUUM WITH MAGNETIC FIELD) - tubpar[0] = 0.; - tubpar[1] = 4.5; - tubpar[2] = 340./2.; - gMC->Gsvolu("MBXW", "TUBE", idtmed[11], tubpar, 3); - gMC->Gspos("MBXW", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY"); +// tubpar[0] = 0.; +// tubpar[1] = 4.5; +// tubpar[2] = 340./2.; +// gMC->Gsvolu("MBXW", "TUBE", idtmed[11], tubpar, 3); +// gMC->Gspos("MBXW", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY"); // -- YOKE (IRON WITHOUT MAGNETIC FIELD) - tubpar[0] = 4.5; - tubpar[1] = 55.; - tubpar[2] = 340./2.; - gMC->Gsvolu("YMBX", "TUBE", idtmed[5], tubpar, 3); - gMC->Gspos("YMBX", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY"); +// tubpar[0] = 4.5; +// tubpar[1] = 55.; +// tubpar[2] = 340./2.; +// gMC->Gsvolu("YMBX", "TUBE", idtmed[7], tubpar, 3); +// gMC->Gspos("YMBX", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY"); + // ---------------------------------------------------------------- + // Replaced by the second dipole + // ---------------------------------------------------------------- // -- COMPENSATOR DIPOLE (MCBWA) // GAP (VACUUM WITH MAGNETIC FIELD) - tubpar[0] = 0.; - tubpar[1] = 4.5; - tubpar[2] = 170./2.; - gMC->Gsvolu("MCBW", "TUBE", idtmed[11], tubpar, 3); - gMC->Gspos("MCBW", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY"); +// tubpar[0] = 0.; +// tubpar[1] = 4.5; +// tubpar[2] = 170./2.; +// gMC->Gsvolu("MCBW", "TUBE", idtmed[11], tubpar, 3); +// gMC->Gspos("MCBW", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY"); // -- YOKE (IRON WITHOUT MAGNETIC FIELD) - tubpar[0] = 4.5; - tubpar[1] = 55.; - tubpar[2] = 170./2.; - gMC->Gsvolu("YMCB", "TUBE", idtmed[5], tubpar, 3); - gMC->Gspos("YMCB", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY"); +// tubpar[0] = 4.5; +// tubpar[1] = 55.; +// tubpar[2] = 170./2.; +// gMC->Gsvolu("YMCB", "TUBE", idtmed[7], tubpar, 3); +// gMC->Gspos("YMCB", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY"); // -- INNER TRIPLET - zq = 2300.; + zq = 2296.5; // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT @@ -423,15 +494,15 @@ void AliZDCv1::CreateBeamLine() tubpar[0] = 0.; tubpar[1] = 3.5; - tubpar[2] = 630./2.; + tubpar[2] = 637./2.; gMC->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3); // -- YOKE tubpar[0] = 3.5; tubpar[1] = 22.; - tubpar[2] = 630./2.; - gMC->Gsvolu("YMQL", "TUBE", idtmed[5], tubpar, 3); + tubpar[2] = 637./2.; + gMC->Gsvolu("YMQL", "TUBE", idtmed[7], tubpar, 3); gMC->Gspos("MQXL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY"); gMC->Gspos("YMQL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY"); @@ -452,13 +523,13 @@ void AliZDCv1::CreateBeamLine() tubpar[0] = 3.5; tubpar[1] = 22.; tubpar[2] = 550./2.; - gMC->Gsvolu("YMQ ", "TUBE", idtmed[5], tubpar, 3); + gMC->Gsvolu("YMQ ", "TUBE", idtmed[7], tubpar, 3); - gMC->Gspos("MQX ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 880., 0, "ONLY"); - gMC->Gspos("YMQ ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 880., 0, "ONLY"); + gMC->Gspos("MQX ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 883.5, 0, "ONLY"); + gMC->Gspos("YMQ ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 883.5, 0, "ONLY"); - gMC->Gspos("MQX ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1530., 0, "ONLY"); - gMC->Gspos("YMQ ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1530., 0, "ONLY"); + gMC->Gspos("MQX ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1533.5, 0, "ONLY"); + gMC->Gspos("YMQ ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1533.5, 0, "ONLY"); // -- SEPARATOR DIPOLE D1 @@ -467,19 +538,29 @@ void AliZDCv1::CreateBeamLine() // -- GAP (VACUUM WITH MAGNETIC FIELD) tubpar[0] = 0.; - tubpar[1] = 7.5/2.; + tubpar[1] = 6.94/2.; tubpar[2] = 945./2.; - gMC->Gsvolu("D1 ", "TUBE", idtmed[11], tubpar, 3); + gMC->Gsvolu("MD1 ", "TUBE", idtmed[11], tubpar, 3); + // -- Insert horizontal Cu plates inside D1 + // -- (to simulate the vacuum chamber) + + boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.98+0.2)*(2.98+0.2)); + boxpar[1] = 0.2/2.; + boxpar[2] =945./2.; + gMC->Gsvolu("MD1V", "BOX ", idtmed[6], boxpar, 3); + gMC->Gspos("MD1V", 1, "MD1 ", 0., 2.98+boxpar[1], 0., 0, "ONLY"); + gMC->Gspos("MD1V", 2, "MD1 ", 0., -2.98-boxpar[1], 0., 0, "ONLY"); + // -- YOKE tubpar[0] = 0.; tubpar[1] = 110./2; tubpar[2] = 945./2.; - gMC->Gsvolu("YD1 ", "TUBE", idtmed[5], tubpar, 3); + gMC->Gsvolu("YD1 ", "TUBE", idtmed[7], tubpar, 3); gMC->Gspos("YD1 ", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); - gMC->Gspos("D1 ", 1, "YD1 ", 0., 0., 0., 0, "ONLY"); + gMC->Gspos("MD1 ", 1, "YD1 ", 0., 0., 0., 0, "ONLY"); // -- DIPOLE D2 @@ -490,19 +571,19 @@ void AliZDCv1::CreateBeamLine() tubpar[0] = 0.; tubpar[1] = 7.5/2.; tubpar[2] = 945./2.; - gMC->Gsvolu("D2 ", "TUBE", idtmed[11], tubpar, 3); + gMC->Gsvolu("MD2 ", "TUBE", idtmed[11], tubpar, 3); // -- YOKE tubpar[0] = 0.; tubpar[1] = 55.; tubpar[2] = 945./2.; - gMC->Gsvolu("YD2 ", "TUBE", idtmed[5], tubpar, 3); + gMC->Gsvolu("YD2 ", "TUBE", idtmed[7], tubpar, 3); gMC->Gspos("YD2 ", 1, "ZDC ", 0., 0., tubpar[2] + zd2, 0, "ONLY"); - gMC->Gspos("D2 ", 1, "YD2 ", -9.7, 0., 0., 0, "ONLY"); - gMC->Gspos("D2 ", 2, "YD2 ", 9.7, 0., 0., 0, "ONLY"); + gMC->Gspos("MD2 ", 1, "YD2 ", -9.4, 0., 0., 0, "ONLY"); + gMC->Gspos("MD2 ", 2, "YD2 ", 9.4, 0., 0., 0, "ONLY"); // -- END OF MAGNET DEFINITION } @@ -510,14 +591,39 @@ void AliZDCv1::CreateBeamLine() //_____________________________________________________________________________ void AliZDCv1::CreateZDC() { + // + // Create the various ZDCs (ZN + ZP) + // + + Float_t dimPb[6], dimVoid[6]; Int_t *idtmed = fIdtmed->GetArray(); - Int_t irot1, irot2; - Float_t DimPb[6], DimVoid[6]; + + // Parameters for hadronic calorimeters geometry + // NB -> parameters used ONLY in CreateZDC() + Float_t fDimZN[3] = {3.52, 3.52, 50.}; // Dimensions of neutron detector + Float_t fGrvZN[3] = {0.03, 0.03, 50.}; // Grooves for neutron detector + Float_t fGrvZP[3] = {0.04, 0.04, 75.}; // Grooves for proton detector + Int_t fDivZN[3] = {11, 11, 0}; // Division for neutron detector + Int_t fDivZP[3] = {7, 15, 0}; // Division for proton detector + Int_t fTowZN[2] = {2, 2}; // Tower for neutron detector + Int_t fTowZP[2] = {4, 1}; // Tower for proton detector + + // Parameters for EM calorimeter geometry + // NB -> parameters used ONLY in CreateZDC() + Float_t fDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice + Float_t fDimZEMAir = 0.001; // scotch + Float_t fFibRadZEM = 0.0315; // External fiber radius (including cladding) + Int_t fDivZEM[3] = {92, 0, 20}; // Divisions for EM detector + Float_t fDimZEM0 = 2*fDivZEM[2]*(fDimZEMPb+fDimZEMAir+fFibRadZEM*(TMath::Sqrt(2.))); + Float_t fDimZEM[6] = {fDimZEM0, 3.5, 3.5, 45., 0., 0.}; // Dimensions of EM detector + Float_t fFibZEM2 = fDimZEM[2]/TMath::Sin(fDimZEM[3]*kDegrad)-fFibRadZEM; + Float_t fFibZEM[3] = {0., 0.0275, fFibZEM2}; // Fibers for EM calorimeter //-- Create calorimeters geometry + // ------------------------------------------------------------------------------- //--> Neutron calorimeter (ZN) gMC->Gsvolu("ZNEU", "BOX ", idtmed[1], fDimZN, 3); // Passive material @@ -562,6 +668,7 @@ void AliZDCv1::CreateZDC() gMC->Gspos("ZNEU", 1, "ZDC ", fPosZN[0], fPosZN[1], fPosZN[2] + fDimZN[2], 0, "ONLY"); + // ------------------------------------------------------------------------------- //--> Proton calorimeter (ZP) gMC->Gsvolu("ZPRO", "BOX ", idtmed[2], fDimZP, 3); // Passive material @@ -608,12 +715,14 @@ void AliZDCv1::CreateZDC() gMC->Gspos("ZPRO", 1, "ZDC ", fPosZP[0], fPosZP[1], fPosZP[2] + fDimZP[2], 0, "ONLY"); - - //--> EM calorimeter (ZEM) + // ------------------------------------------------------------------------------- + // -> EM calorimeter (ZEM) gMC->Gsvolu("ZEM ", "PARA", idtmed[10], fDimZEM, 6); + + Int_t irot1, irot2; - gMC->Matrix(irot1,0.,0.,90.,90.,90.,180.); // Rotation matrix 1 + gMC->Matrix(irot1,0.,0.,90.,90.,90.,180.); // Rotation matrix 1 gMC->Matrix(irot2,180.,0.,90.,fDimZEM[3]+90.,90.,fDimZEM[3]); // Rotation matrix 2 // printf("irot1 = %d, irot2 = %d \n", irot1, irot2); @@ -621,15 +730,15 @@ void AliZDCv1::CreateZDC() gMC->Gsdvn("ZETR", "ZEM ", fDivZEM[2], 1); // Tranches - DimPb[0] = fDimZEMPb; // Lead slices - DimPb[1] = fDimZEM[2]; - DimPb[2] = fDimZEM[1]; - DimPb[3] = 90.-fDimZEM[3]; - DimPb[4] = 0.; - DimPb[5] = 0.; - gMC->Gsvolu("ZEL0", "PARA", idtmed[6], DimPb, 6); - gMC->Gsvolu("ZEL1", "PARA", idtmed[6], DimPb, 6); - gMC->Gsvolu("ZEL2", "PARA", idtmed[6], DimPb, 6); + dimPb[0] = fDimZEMPb; // Lead slices + dimPb[1] = fDimZEM[2]; + dimPb[2] = fDimZEM[1]; + dimPb[3] = 90.-fDimZEM[3]; + dimPb[4] = 0.; + dimPb[5] = 0.; + gMC->Gsvolu("ZEL0", "PARA", idtmed[5], dimPb, 6); + gMC->Gsvolu("ZEL1", "PARA", idtmed[5], dimPb, 6); + gMC->Gsvolu("ZEL2", "PARA", idtmed[5], dimPb, 6); // --- Position the lead slices in the tranche Float_t zTran = fDimZEM[0]/fDivZEM[2]; @@ -638,14 +747,14 @@ void AliZDCv1::CreateZDC() gMC->Gspos("ZEL1", 1, "ZETR", fDimZEMPb, 0., 0., 0, "ONLY"); // --- Vacuum zone (to be filled with fibres) - DimVoid[0] = (zTran-2*fDimZEMPb)/2.; - DimVoid[1] = fDimZEM[2]; - DimVoid[2] = fDimZEM[1]; - DimVoid[3] = 90.-fDimZEM[3]; - DimVoid[4] = 0.; - DimVoid[5] = 0.; - gMC->Gsvolu("ZEV0", "PARA", idtmed[10], DimVoid,6); - gMC->Gsvolu("ZEV1", "PARA", idtmed[10], DimVoid,6); + dimVoid[0] = (zTran-2*fDimZEMPb)/2.; + dimVoid[1] = fDimZEM[2]; + dimVoid[2] = fDimZEM[1]; + dimVoid[3] = 90.-fDimZEM[3]; + dimVoid[4] = 0.; + dimVoid[5] = 0.; + gMC->Gsvolu("ZEV0", "PARA", idtmed[10], dimVoid,6); + gMC->Gsvolu("ZEV1", "PARA", idtmed[10], dimVoid,6); // --- Divide the vacuum slice into sticks along x axis gMC->Gsdvn("ZES0", "ZEV0", fDivZEM[0], 3); @@ -656,9 +765,9 @@ void AliZDCv1::CreateZDC() gMC->Gspos("ZEMF", 1,"ZES1", 0., 0., 0., irot2, "ONLY"); // --- Positioning the vacuum slice into the tranche - Float_t DisplFib = fDimZEM[1]/fDivZEM[0]; - gMC->Gspos("ZEV0", 1,"ZETR", -DimVoid[0], 0., 0., 0, "ONLY"); - gMC->Gspos("ZEV1", 1,"ZETR", -DimVoid[0]+zTran, 0., DisplFib, 0, "ONLY"); + Float_t displFib = fDimZEM[1]/fDivZEM[0]; + gMC->Gspos("ZEV0", 1,"ZETR", -dimVoid[0], 0., 0., 0, "ONLY"); + gMC->Gspos("ZEV1", 1,"ZETR", -dimVoid[0]+zTran, 0., displFib, 0, "ONLY"); // --- Positioning the ZEM into the ZDC - rotation for 90 degrees gMC->Gspos("ZEM ", 1,"ZDC ", fPosZEM[0], fPosZEM[1], fPosZEM[2], irot1, "ONLY"); @@ -670,7 +779,7 @@ void AliZDCv1::CreateZDC() } //_____________________________________________________________________________ -void AliZDCv1::DrawModule() +void AliZDCv1::DrawModule() const { // // Draw a shaded view of the Zero Degree Calorimeter version 1 @@ -684,43 +793,41 @@ void AliZDCv1::DrawModule() // // Set the volumes visible gMC->Gsatt("ZDC ","SEEN",0); - gMC->Gsatt("P001","SEEN",1); - gMC->Gsatt("E001","SEEN",1); - gMC->Gsatt("E002","SEEN",1); - gMC->Gsatt("E003","SEEN",1); - gMC->Gsatt("E004","SEEN",1); - gMC->Gsatt("C001","SEEN",1); - gMC->Gsatt("P002","SEEN",1); - gMC->Gsatt("P003","SEEN",1); - gMC->Gsatt("P004","SEEN",1); - gMC->Gsatt("P005","SEEN",1); - gMC->Gsatt("P006","SEEN",1); - gMC->Gsatt("P007","SEEN",1); - gMC->Gsatt("P008","SEEN",1); - gMC->Gsatt("P009","SEEN",1); - gMC->Gsatt("P010","SEEN",1); - gMC->Gsatt("P011","SEEN",1); - gMC->Gsatt("P012","SEEN",1); - gMC->Gsatt("P013","SEEN",1); - gMC->Gsatt("P014","SEEN",1); - gMC->Gsatt("P015","SEEN",1); - gMC->Gsatt("P016","SEEN",1); - gMC->Gsatt("P017","SEEN",1); - gMC->Gsatt("Q017","SEEN",1); - gMC->Gsatt("R017","SEEN",1); - gMC->Gsatt("P018","SEEN",1); - gMC->Gsatt("P019","SEEN",1); - gMC->Gsatt("MBXW","SEEN",1); - gMC->Gsatt("YMBX","SEEN",1); - gMC->Gsatt("MCBW","SEEN",1); - gMC->Gsatt("YMCB","SEEN",1); + gMC->Gsatt("QT01","SEEN",1); + gMC->Gsatt("QT02","SEEN",1); + gMC->Gsatt("QT03","SEEN",1); + gMC->Gsatt("QT04","SEEN",1); + gMC->Gsatt("QT05","SEEN",1); + gMC->Gsatt("QT06","SEEN",1); + gMC->Gsatt("QT07","SEEN",1); + gMC->Gsatt("QT08","SEEN",1); + gMC->Gsatt("QT09","SEEN",1); + gMC->Gsatt("QT10","SEEN",1); + gMC->Gsatt("QT11","SEEN",1); + gMC->Gsatt("QT12","SEEN",1); + gMC->Gsatt("QT13","SEEN",1); + gMC->Gsatt("QT14","SEEN",1); + gMC->Gsatt("QT15","SEEN",1); + gMC->Gsatt("QT16","SEEN",1); + gMC->Gsatt("QT17","SEEN",1); + gMC->Gsatt("QT18","SEEN",1); + gMC->Gsatt("QC01","SEEN",1); + gMC->Gsatt("QC02","SEEN",1); + gMC->Gsatt("QC03","SEEN",1); + gMC->Gsatt("QC04","SEEN",1); + gMC->Gsatt("QC05","SEEN",1); + gMC->Gsatt("QTD1","SEEN",1); + gMC->Gsatt("QTD2","SEEN",1); + gMC->Gsatt("QTD3","SEEN",1); gMC->Gsatt("MQXL","SEEN",1); gMC->Gsatt("YMQL","SEEN",1); gMC->Gsatt("MQX ","SEEN",1); gMC->Gsatt("YMQ ","SEEN",1); - gMC->Gsatt("D1 ","SEEN",1); + gMC->Gsatt("ZQYX","SEEN",1); + gMC->Gsatt("MD1 ","SEEN",1); + gMC->Gsatt("MD1V","SEEN",1); gMC->Gsatt("YD1 ","SEEN",1); - gMC->Gsatt("D2 ","SEEN",1); + gMC->Gsatt("MD2 ","SEEN",1); gMC->Gsatt("YD2 ","SEEN",1); gMC->Gsatt("ZNEU","SEEN",0); gMC->Gsatt("ZNF1","SEEN",0); @@ -732,7 +839,7 @@ void AliZDCv1::DrawModule() gMC->Gsatt("ZNG3","SEEN",0); gMC->Gsatt("ZNG4","SEEN",0); gMC->Gsatt("ZNTX","SEEN",0); - gMC->Gsatt("ZN1 ","COLO",2); + gMC->Gsatt("ZN1 ","COLO",4); gMC->Gsatt("ZN1 ","SEEN",1); gMC->Gsatt("ZNSL","SEEN",0); gMC->Gsatt("ZNST","SEEN",0); @@ -746,11 +853,11 @@ void AliZDCv1::DrawModule() gMC->Gsatt("ZPG3","SEEN",0); gMC->Gsatt("ZPG4","SEEN",0); gMC->Gsatt("ZPTX","SEEN",0); - gMC->Gsatt("ZP1 ","COLO",2); + gMC->Gsatt("ZP1 ","COLO",6); gMC->Gsatt("ZP1 ","SEEN",1); gMC->Gsatt("ZPSL","SEEN",0); gMC->Gsatt("ZPST","SEEN",0); - gMC->Gsatt("ZEM ","COLO",2); + gMC->Gsatt("ZEM ","COLO",7); gMC->Gsatt("ZEM ","SEEN",1); gMC->Gsatt("ZEMF","SEEN",0); gMC->Gsatt("ZETR","SEEN",0); @@ -780,17 +887,11 @@ void AliZDCv1::CreateMaterials() // // Create Materials for the Zero Degree Calorimeter // - // Origin : E. Scomparin Int_t *idtmed = fIdtmed->GetArray(); - Float_t dens, ubuf[1], wmat[2], a[2], z[2], epsil=0.001, stmin=0.01; - Int_t i, isvolActive, isvol, inofld; - Float_t fieldm = gAlice->Field()->Max(); - Float_t tmaxfd=gAlice->Field()->Max(); - Int_t isxfld = gAlice->Field()->Integ(); - Float_t deemax=-1; - Float_t stemax; + Float_t dens, ubuf[1], wmat[2], a[2], z[2], deemax = -1; + Int_t i; // --- Store in UBUF r0 for nuclear radius calculation R=r0*A**1/3 @@ -820,24 +921,23 @@ void AliZDCv1::CreateMaterials() z[1] = 8.; wmat[0] = 1.; wmat[1] = 2.; - AliMixture(3, "SIO2 ", a, z, dens, -2, wmat); - + AliMixture(3, "SIO2 ", a, z, dens, -2, wmat); // --- Lead ubuf[0] = 1.12; AliMaterial(5, "LEAD", 207.19, 82., 11.35, .56, 18.5, ubuf, 1); // --- Copper -// ubuf[0] = 1.1; -// AliMaterial(7, "COPP", 63.54, 29., 8.96, 1.4, 0., ubuf, 1); + ubuf[0] = 1.10; + AliMaterial(6, "COPP", 63.54, 29., 8.96, 1.4, 0., ubuf, 1); // --- Iron (energy loss taken into account) ubuf[0] = 1.1; - AliMaterial(6, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); + AliMaterial(7, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); // --- Iron (no energy loss) ubuf[0] = 1.1; - AliMaterial(7, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); + AliMaterial(8, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); // --- Vacuum (no magnetic field) AliMaterial(10, "VOID", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0); @@ -855,64 +955,79 @@ void AliZDCv1::CreateMaterials() // --- Fibers (SiO2) = 3 ; // --- Fibers (SiO2) = 4 ; // --- Lead = 5 ; - // --- Iron (with energy loss) = 6 ; - // --- Iron (without energy loss) = 7 ; + // --- Copper = 6 ; + // --- Iron (with energy loss) = 7 ; + // --- Iron (without energy loss) = 8 ; // --- Vacuum (no field) = 10 // --- Vacuum (with field) = 11 // --- Air (no field) = 12 // --- Tracking media parameters - epsil = .01; - stemax = 1.; - isvol = 0; - isvolActive = 1; - inofld = 0; - fieldm = 0.; + Float_t epsil = .01, stmin=0.01, stemax = 1.; +// Int_t isxfld = gAlice->Field()->Integ(); +// Float_t fieldm = gAlice->Field()->Max(); + Float_t fieldm = 0., tmaxfd = 0.; + Int_t ifield = 0, isvolActive = 1, isvol = 0, inofld = 0; AliMedium(1, "ZTANT", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); // AliMedium(1, "ZW", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(2, "ZBRASS", 2, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); + AliMedium(2, "ZBRASS",2, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(3, "ZSIO2", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(4, "ZQUAR", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(6, "ZLEAD", 5, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); -// AliMedium(7, "ZCOPP", 7, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(5, "ZIRON", 6, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(8, "ZIRONN", 7, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(10, "ZVOID", 10, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(12, "ZAIR", 12, 0, inofld, fieldm, tmaxfd, stemax,deemax, epsil, stmin); - + AliMedium(5, "ZLEAD", 5, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); +// AliMedium(6, "ZCOPP", 6, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); +// AliMedium(7, "ZIRON", 7, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); + AliMedium(6, "ZCOPP", 6, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); + AliMedium(7, "ZIRON", 7, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); + AliMedium(8, "ZIRONN",8, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); + AliMedium(10,"ZVOID",10, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); + AliMedium(12,"ZAIR", 12, 0, inofld, fieldm, tmaxfd, stemax,deemax, epsil, stmin); + + ifield =2; fieldm = 45.; - AliMedium(11, "ZVOIM", 11, isvol, isxfld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); + AliMedium(11, "ZVOIM", 11, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin); // Thresholds for showering in the ZDCs - - i = 1; + i = 1; //tantalum gMC->Gstpar(idtmed[i], "CUTGAM", .001); gMC->Gstpar(idtmed[i], "CUTELE", .001); gMC->Gstpar(idtmed[i], "CUTNEU", .01); gMC->Gstpar(idtmed[i], "CUTHAD", .01); - i = 2; + i = 2; //brass gMC->Gstpar(idtmed[i], "CUTGAM", .001); gMC->Gstpar(idtmed[i], "CUTELE", .001); gMC->Gstpar(idtmed[i], "CUTNEU", .01); gMC->Gstpar(idtmed[i], "CUTHAD", .01); - i = 6; + i = 5; //lead gMC->Gstpar(idtmed[i], "CUTGAM", .001); gMC->Gstpar(idtmed[i], "CUTELE", .001); gMC->Gstpar(idtmed[i], "CUTNEU", .01); gMC->Gstpar(idtmed[i], "CUTHAD", .01); + // Avoid too detailed showering in TDI + i = 6; //copper + gMC->Gstpar(idtmed[i], "CUTGAM", .1); + gMC->Gstpar(idtmed[i], "CUTELE", .1); + gMC->Gstpar(idtmed[i], "CUTNEU", 1.); + gMC->Gstpar(idtmed[i], "CUTHAD", 1.); + // Avoid too detailed showering along the beam line + i = 7; //iron with energy loss (ZIRON) + gMC->Gstpar(idtmed[i], "CUTGAM", .1); + gMC->Gstpar(idtmed[i], "CUTELE", .1); + gMC->Gstpar(idtmed[i], "CUTNEU", 1.); + gMC->Gstpar(idtmed[i], "CUTHAD", 1.); - i = 5; + // Avoid too detailed showering along the beam line + i = 8; //iron with energy loss (ZIRONN) gMC->Gstpar(idtmed[i], "CUTGAM", .1); gMC->Gstpar(idtmed[i], "CUTELE", .1); gMC->Gstpar(idtmed[i], "CUTNEU", 1.); gMC->Gstpar(idtmed[i], "CUTHAD", 1.); // Avoid interaction in fibers (only energy loss allowed) - i = 3; + i = 3; //fibers (ZSI02) gMC->Gstpar(idtmed[i], "DCAY", 0.); gMC->Gstpar(idtmed[i], "MULS", 0.); gMC->Gstpar(idtmed[i], "PFIS", 0.); @@ -925,7 +1040,7 @@ void AliZDCv1::CreateMaterials() gMC->Gstpar(idtmed[i], "DRAY", 0.); gMC->Gstpar(idtmed[i], "ANNI", 0.); gMC->Gstpar(idtmed[i], "HADR", 0.); - i = 4; + i = 4; //fibers (ZQUAR) gMC->Gstpar(idtmed[i], "DCAY", 0.); gMC->Gstpar(idtmed[i], "MULS", 0.); gMC->Gstpar(idtmed[i], "PFIS", 0.); @@ -940,7 +1055,7 @@ void AliZDCv1::CreateMaterials() gMC->Gstpar(idtmed[i], "HADR", 0.); // Avoid interaction in void - i = 10; + i = 11; //void with field gMC->Gstpar(idtmed[i], "DCAY", 0.); gMC->Gstpar(idtmed[i], "MULS", 0.); gMC->Gstpar(idtmed[i], "PFIS", 0.); @@ -955,13 +1070,14 @@ void AliZDCv1::CreateMaterials() gMC->Gstpar(idtmed[i], "HADR", 0.); // - fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1 - fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2 fMedSensZN = idtmed[1]; // Sensitive volume: ZN passive material fMedSensZP = idtmed[2]; // Sensitive volume: ZP passive material - fMedSensZEM = idtmed[6]; // Sensitive volume: ZEM passive material + fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1 + fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2 + fMedSensZEM = idtmed[5]; // Sensitive volume: ZEM passive material +// fMedSensTDI = idtmed[6]; // Sensitive volume: TDI Cu shield +// fMedSensPI = idtmed[7]; // Sensitive volume: beam pipes fMedSensGR = idtmed[12]; // Sensitive volume: air into the grooves - fMedSensPI = idtmed[5]; // Sensitive volume: beam pipes } //_____________________________________________________________________________ @@ -973,17 +1089,17 @@ void AliZDCv1::Init() //_____________________________________________________________________________ void AliZDCv1::InitTables() { + // + // Read light tables for Cerenkov light production parameterization + // + Int_t k, j; - //Initialize parameters for light tables and read them - fNalfan = 90; - fNalfap = 90; - fNben = 18; - fNbep = 28; - + char *lightfName1,*lightfName2,*lightfName3,*lightfName4, *lightfName5,*lightfName6,*lightfName7,*lightfName8; FILE *fp1, *fp2, *fp3, *fp4, *fp5, *fp6, *fp7, *fp8; + // --- Reading light tables for ZN lightfName1 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362207s"); if((fp1 = fopen(lightfName1,"r")) == NULL){ printf("Cannot open file fp1 \n"); @@ -1004,7 +1120,7 @@ void AliZDCv1::InitTables() printf("Cannot open file fp4 \n"); return; } -// printf(" --- Reading light tables for ZN \n"); + for(k=0; kExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552207s"); if((fp5 = fopen(lightfName5,"r")) == NULL){ printf("Cannot open file fp5 \n"); @@ -1038,7 +1155,7 @@ void AliZDCv1::InitTables() printf("Cannot open file fp8 \n"); return; } -// printf(" --- Reading light tables for ZP and ZEM \n"); + for(k=0; kGetMedium() == fMedSensZN) || (gMC->GetMedium() == fMedSensZP) || - (gMC->GetMedium() == fMedSensGR) || (gMC->GetMedium() == fMedSensF1) || - (gMC->GetMedium() == fMedSensF2) || (gMC->GetMedium() == fMedSensZEM) || - (gMC->GetMedium() == fMedSensPI)){ - + if((gMC->CurrentMedium() == fMedSensZN) || (gMC->CurrentMedium() == fMedSensZP) || + (gMC->CurrentMedium() == fMedSensGR) || (gMC->CurrentMedium() == fMedSensF1) || + (gMC->CurrentMedium() == fMedSensF2) || (gMC->CurrentMedium() == fMedSensZEM)){ + +// --- This part is for no shower developement in beam pipe and TDI +// (gMC->CurrentMedium() == fMedSensPI) || (gMC->CurrentMedium() == fMedSensTDI)){ + // If particle interacts with beam pipe -> return - if(gMC->GetMedium() == fMedSensPI){ - - // If option NoShower is set -> StopTrack - if(fNoShower==1) gMC->StopTrack(); - return; - } +// if((gMC->CurrentMedium() == fMedSensPI) || (gMC->CurrentMedium() == fMedSensTDI)){ + // If option NoShower is set -> StopTrack +// if(fNoShower==1) { +// if(gMC->CurrentMedium() == fMedSensPI) { +// knamed = gMC->CurrentVolName(); +// if((!strncmp(knamed,"MQ",2)) || (!strncmp(knamed,"YM",2))) fpLostIT += 1; +// if((!strncmp(knamed,"MD1",3))|| (!strncmp(knamed,"YD1",2))) fpLostD1 += 1; +// } +// if(gMC->CurrentMedium() == fMedSensTDI) fpLostTDI += 1; +// gMC->StopTrack(); +// printf("\n # of p lost in Inner Triplet = %d\n",fpLostIT); +// printf("\n # of p lost in D1 = %d\n",fpLostD1); +// printf("\n # of p lost in TDI = %d\n",fpLostTDI); +// } +// return; +// } //Particle coordinates gMC->TrackPosition(s); @@ -1091,24 +1220,27 @@ void AliZDCv1::StepManager() // Determine in which ZDC the particle is knamed = gMC->CurrentVolName(); - if(!strncmp(knamed,"ZN",2))vol[0]=1; - if(!strncmp(knamed,"ZP",2))vol[0]=2; - if(!strncmp(knamed,"ZE",2))vol[0]=3; + if(!strncmp(knamed,"ZN",2)){ + vol[0]=1; + } + else if(!strncmp(knamed,"ZP",2)){ + vol[0]=2; + } + else if(!strncmp(knamed,"ZE",2)){ + vol[0]=3; + } // Determine in which quadrant the particle is - - //Quadrant in ZN - if(vol[0]==1){ + + if(vol[0]==1){ //Quadrant in ZN xdet[0] = x[0]-fPosZN[0]; xdet[1] = x[1]-fPosZN[1]; - if((xdet[0]<=0.) && (xdet[1]>=0.)) vol[1]=1; - if((xdet[0]>0.) && (xdet[1]>0.)) vol[1]=2; - if((xdet[0]<0.) && (xdet[1]<0.)) vol[1]=3; - if((xdet[0]>0.) && (xdet[1]<0.)) vol[1]=4; + if((xdet[0]<=0.) && (xdet[1]>=0.)) vol[1]=1; + if((xdet[0]>0.) && (xdet[1]>0.)) vol[1]=2; + if((xdet[0]<0.) && (xdet[1]<0.)) vol[1]=3; + if((xdet[0]>0.) && (xdet[1]<0.)) vol[1]=4; } - - //Quadrant in ZP - if(vol[0]==2){ + else if(vol[0]==2){ //Quadrant in ZP xdet[0] = x[0]-fPosZP[0]; xdet[1] = x[1]-fPosZP[1]; if(xdet[0]>fDimZP[0])xdet[0]=fDimZP[0]-0.01; @@ -1118,36 +1250,22 @@ void AliZDCv1::StepManager() if(xqZP>=(i-3) && xqZP<(i-2)){ vol[1] = i; break; - } - } + } + } } - - //ZEM has only 1 quadrant - if(vol[0] == 3){ + else if(vol[0] == 3){ //ZEM has only 1 quadrant vol[1] = 1; xdet[0] = x[0]-fPosZEM[0]; xdet[1] = x[1]-fPosZEM[1]; -// printf("x %f %f xdet %f %f\n",x[0],x[1],xdet[0],xdet[1]); } - if(vol[1]>4){ - printf("\n-> Det. %d Quad. %d \n", vol[0], vol[1]); - printf("x %f %f xdet %f %f\n",x[0],x[1],xdet[0],xdet[1]);} - // Store impact point and kinetic energy of the ENTERING particle -// Int_t Curtrack = gAlice->CurrentTrack(); -// Int_t Prim = gAlice->GetPrimary(Curtrack); -// printf ("Primary: %d, Current Track: %d \n", Prim, Curtrack); - // if(Curtrack==Prim){ if(gMC->IsTrackEntering()){ //Particle energy gMC->TrackMomentum(p); -// printf("p[0] = %f, p[1] = %f, p[2] = %f, p[3] = %f \n", -// p[0], p[1], p[2], p[3]); hits[3] = p[3]; - // Impact point on ZDC hits[4] = xdet[0]; hits[5] = xdet[1]; @@ -1158,14 +1276,16 @@ void AliZDCv1::StepManager() // Int_t PcID = gMC->TrackPid(); // printf("Pc ID -> %d\n",PcID); - AddHit(gAlice->CurrentTrack(), vol, hits); + AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); if(fNoShower==1){ - gMC->StopTrack(); - return; +// fpDetected += 1; + gMC->StopTrack(); +// printf("\n # of detected p = %d\n",fpDetected); + return; } } -// } +// } // Curtrack IF // Charged particles -> Energy loss if((destep=gMC->Edep())){ @@ -1173,43 +1293,47 @@ void AliZDCv1::StepManager() gMC->TrackMomentum(p); m = gMC->TrackMass(); ekin = p[3]-m; - if(ekin<0.) printf("ATTENTION!!!!!!!!!!!!!!! -> ekin = %f <0 (?)",ekin); hits[9] = ekin; hits[7] = 0.; hits[8] = 0.; - AddHit(gAlice->CurrentTrack(), vol, hits); + AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); } else{ hits[9] = destep; hits[7] = 0.; hits[8] = 0.; - AddHit(gAlice->CurrentTrack(), vol, hits); + AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); } -// printf(" -> Charged particle -> Dep. E = %f eV \n",hits[8]); - } -// printf(" \n"); - } +// printf(" Dep. E = %f \n",hits[9]); + } + }// NB -> Questa parentesi (chiude il primo IF) io la sposterei al fondo!??? // *** Light production in fibres - if((gMC->GetMedium() == fMedSensF1) || (gMC->GetMedium() == fMedSensF2)){ + if((gMC->CurrentMedium() == fMedSensF1) || (gMC->CurrentMedium() == fMedSensF2)){ //Select charged particles if((destep=gMC->Edep())){ -// printf(" -> CHARGED particle!!! \n"); // Particle velocity gMC->TrackMomentum(p); Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]); Float_t beta = ptot/p[3]; -// Int_t pcID = gMC->TrackPid(); -// printf(" Pc %d in quadrant %d -> beta = %f \n", pcID, vol[1], beta); - if(beta<0.67) return; - if((beta>=0.67) && (beta<=0.75)) ibeta = 0; - if((beta>0.75) && (beta<=0.85)) ibeta = 1; - if((beta>0.85) && (beta<=0.95)) ibeta = 2; -// if((beta>0.95) && (beta<=1.00)) ibeta = 3; - if(beta>0.95) ibeta = 3; + if(beta<0.67){ + return; + } + else if((beta>=0.67) && (beta<=0.75)){ + ibeta = 0; + } + if((beta>0.75) && (beta<=0.85)){ + ibeta = 1; + } + if((beta>0.85) && (beta<=0.95)){ + ibeta = 2; + } + if(beta>0.95){ + ibeta = 3; + } // Angle between particle trajectory and fibre axis // 1 -> Momentum directions @@ -1237,58 +1361,80 @@ void AliZDCv1::StepManager() be = TMath::Abs(ud[0]); } - if((vol[0]==1)) radius = fFibZN[1]; - if((vol[0]==2)) radius = fFibZP[1]; + if((vol[0]==1)){ + radius = fFibZN[1]; + } + else if((vol[0]==2)){ + radius = fFibZP[1]; + } ibe = Int_t(be*1000.+1); //Looking into the light tables Float_t charge = gMC->TrackCharge(); - // (1) ZN - if((vol[0]==1)) { + if((vol[0]==1)) { // (1) ZN fibres if(ibe>fNben) ibe=fNben; out = charge*charge*fTablen[ibeta][ialfa][ibe]; - if(gMC->GetMedium() == fMedSensF1){ - hits[7] = out; //fLightPMQ + nphe = gRandom->Poisson(out); +// printf("ZN --- ibeta = %d, ialfa = %d, ibe = %d" +// " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe); + if(gMC->CurrentMedium() == fMedSensF1){ + hits[7] = nphe; //fLightPMQ hits[8] = 0; hits[9] = 0; - AddHit(gAlice->CurrentTrack(), vol, hits); + AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); } else{ hits[7] = 0; - hits[8] = out; //fLightPMC + hits[8] = nphe; //fLightPMC hits[9] = 0; - AddHit(gAlice->CurrentTrack(), vol, hits); + AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); } } - - // (2) ZP - if((vol[0]==2)) { + else if((vol[0]==2)) { // (2) ZP fibres if(ibe>fNbep) ibe=fNbep; out = charge*charge*fTablep[ibeta][ialfa][ibe]; - if(gMC->GetMedium() == fMedSensF1){ - hits[7] = out; //fLightPMQ + nphe = gRandom->Poisson(out); +// printf("ZP --- ibeta = %d, ialfa = %d, ibe = %d" +// " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe); + if(gMC->CurrentMedium() == fMedSensF1){ + hits[7] = nphe; //fLightPMQ hits[8] = 0; hits[9] = 0; - AddHit(gAlice->CurrentTrack(), vol, hits); + AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); } else{ hits[7] = 0; - hits[8] = out; //fLightPMC + hits[8] = nphe; //fLightPMC hits[9] = 0; - AddHit(gAlice->CurrentTrack(), vol, hits); + AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); } } - // (3) ZEM - if((vol[0]==3)) { + else if((vol[0]==3)) { // (3) ZEM fibres if(ibe>fNbep) ibe=fNbep; out = charge*charge*fTablep[ibeta][ialfa][ibe]; - hits[7] = out; //fLightPMQ - hits[8] = 0; - hits[9] = 0; - AddHit(gAlice->CurrentTrack(), vol, hits); - } + gMC->TrackPosition(s); + for(j=0; j<=2; j++){ + xalic[j] = s[j]; + } + // z-coordinate from ZEM front face + // NB-> fPosZEM[2]+fZEMLength = -1000.+2*10.3 = 979.69 cm + z = -xalic[2]+fPosZEM[2]+2*fZEMLength-xalic[1]; +// z = xalic[2]-fPosZEM[2]-fZEMLength-xalic[1]*(TMath::Tan(45.*kDegrad)); +// printf("\n fPosZEM[2]+2*fZEMLength = %f", fPosZEM[2]+2*fZEMLength); + guiEff = guiPar[0]*(guiPar[1]*z*z+guiPar[2]*z+guiPar[3]); +// printf("\n xalic[0] = %f xalic[1] = %f xalic[2] = %f z = %f \n", +// xalic[0],xalic[1],xalic[2],z); + out = out*guiEff; + nphe = gRandom->Poisson(out); +// printf(" out*guiEff = %f nphe = %d", out, nphe); +// printf("ZEM --- ibeta = %d, ialfa = %d, ibe = %d" +// " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe); + hits[7] = 0; + hits[8] = nphe; //fLightPMC + hits[9] = 0; + AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); + } } - } }